Dyfyniad APA

Lucas, S. (2007). The art of public speaking: Student CD-ROM version 5.0. Boston, MA: McGraw-Hill.

Dyfyniad Arddull Chicago

Lucas, Stephen. The Art of Public Speaking: Student CD-ROM Version 5.0. Boston, MA: McGraw-Hill, 2007.

Dyfyniad MLA

Lucas, Stephen. The Art of Public Speaking: Student CD-ROM Version 5.0. Boston, MA: McGraw-Hill, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.